| |
Studies specifying both
|
Studies not making or not specifying the distinction
|
Definite+probable (where given) or unspecified
|
|---|
|
Definite
|
Probable
|
All (definite + probable)
|
|---|
|
N
|
Mean
|
95% CI
|
N
|
Mean
|
95% CI
|
N
|
Mean
|
95% CI
|
N
|
Mean
|
95% CI
|
N
|
Mean
|
95% CI
|
|---|
|
Migraine
|
|
Both genders
|
59
|
10.5
|
9.0–12.0
|
59
|
8.7
|
7.1–10.3
|
59
|
19.2
|
16.7–21.7
|
185
|
12.4
|
11.2–13.8
|
244
|
14.0
|
12.8–15.2
|
|
Males
|
27
|
6.2
|
5.1–8.3
|
27
|
6.3
|
4.7–8.0
|
27
|
12.9
|
10.5–15.3
|
153
|
7.9
|
7.0–8.8
|
180
|
8.6
|
7.8–9.6
|
|
Females
|
28
|
14.5
|
11.9–17.2
|
28
|
9.7
|
7.5–12.0
|
28
|
24.2
|
21.2–27.5
|
156
|
15.7
|
14.2–17.4
|
184
|
17.0
|
15.5–18.4
|
|
TTH
|
|
Both genders
|
33
|
19.4
|
15.3–24.1
|
33
|
10.0
|
7.9–12.6
|
33
|
29.4
|
24.4–34.3
|
77
|
24.5
|
20.7–29.0
|
110
|
26.0
|
22.9–29.6
|
|
Males
|
12
|
18.1
|
11.4–25.4
|
12
|
8.6
|
4.6–13.3
|
12
|
26.8
|
20.6–33.5
|
52
|
22.6
|
17.7–28.4
|
64
|
23.4
|
19.1–28.0
|
|
Females
|
12
|
22.4
|
13.2–32.9
|
12
|
9.4
|
5.3–14.6
|
12
|
31.8
|
23.6–40.4
|
54
|
26.1
|
21.0–31.7
|
66
|
27.1
|
22.7–32.2
|
- N number of studies, TTH tension-type headache, CI confidence interval
